During a preview this week of the new 5-series Gran Turismo, BMW North America product planning manager Martin Birkmann revealed that the vehicle would include brake energy regeneration when it arrives in the U.S. this fall. BMW has been including its regenerative braking system on numerous models in Europe for two years, but this will be the first North American application. The Gran Turismo is a new body style for the 5-series and it won't include a hybrid version, at least at first. However,